TrackParticleTruthCollectionContainer_tlp2 Node1 TrackParticleTruthCollection Container_tlp2 + TrackParticleTruthCollection Container_tlp2() + ~TrackParticleTruthCollection Container_tlp2() Node2 std::vector< TrackParticle TruthCollectionContainer_p2 > Node2->Node1 -m_trackPartTruthCollConts Node3 TrackParticleTruthCollection Container_p2 Node3->Node2 +elements Node4 std::vector< TPObjRef > Node4->Node3 Node5 T Node5->Node4 +elements